Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBD49X6GD351159 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections7
all-time
OOS inspections1
of 7
First seenJun 13, 2024
VA
Last seenJul 29, 2026
AZ
Inspected under 2 different carriers in 25 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X6GD351159
Make
Peterbilt
Model
579
Model year
2016
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 25, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BD49X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1986 or 2016

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
351159

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
PETERBILT

Prefix basis · 26,166 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 26,166 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 13, 2024 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026AZII · Walk-around2—PROLIFIC TRANSPORTS LLC 32211754MA8J0/AZ
Oct 14, 2025UTI · Full0—PROLIFIC TRANSPORTS LLC 32211754MA830/AZ
Sep 24, 2025UTI · Full4OOSPROLIFIC TRANSPORTS LLC 32211754MA8J0/AZ
Aug 21, 2025UTIII · Driver-only1—PROLIFIC TRANSPORTS LLC 32211754MA8JO/AZ
Aug 12, 2025AZII · Walk-around0—PROLIFIC TRANSPORTS LLC 32211754MA8J0/AZ
Aug 23, 2024MSII · Walk-around3—LAP TRANSPORTATION LLC 3173968AL11788/AZ
Jun 13, 2024VAI · Full3—LAP TRANSPORTATION LLC 3173968AL11788/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PROLIFIC TRANSPORTS LLC3221175Aug 12, 2025Jul 29, 20265AZ
LAP TRANSPORTATION LLC3173968Jun 13, 2024Aug 23, 20242AZ
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
4MA8J0AZ1PROLIFIC TRANSPORTS LLCAug 12, 2025 → Jul 29, 20263
4MA830AZ—PROLIFIC TRANSPORTS LLCOct 14, 2025 → Oct 14, 20251
4MA8JOAZ—PROLIFIC TRANSPORTS LLCAug 21, 2025 → Aug 21, 20251
AL11788AZ—LAP TRANSPORTATION LLCJun 13, 2024 → Aug 23, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026